Technical Data
K7-43 4-wire rackmount station with call indication
dimensions 2RU-19", depth 160mm
weight 5kg
number of buttons 7
electronical parts SMD Sub boards on a backplane
microphone amplifier input -46dBu at 4 KOhm, signal to noise ratio better
than 100dB with reference to the input
loudspeaker amplifier output 4V at 4 Ohm=4W, signal to noise ratio better than
78db with reference to +6dBu output
frequency response 100Hz -10KHz -3dB
distortion better than 1%
microphone condenser swanneck 4,5mV/1PA/1KHz
frontcontrol 2 volume controls for the loudspeaker
XLR-5F at front headset-connector, switches off the internal
loudspeaker and microphone
D-9F (1-4) at rear 4x transformer-balanced inputs and outputs +6dBu
XLR-3M (5-7) at rear 3x transformer-balanced outputs +6dBu, Z=60 Ohm
XLR-3F (5-7) at rear 3x transformer-balanced inputs +6dBu, Z=10 KOhm
D-25F (AUX) at rear relais output for damping of external monitorloudspeaker
euro plug 230V at rear input 230VAC +-10%